-Splash-proof design
-Two images comparison in one screen
-Show grid mode of nine image on the monitor
-Depth of field from 4mm to 5.5mm
-5.5mm camera on side view with 4 LED lights
-With attachable part for best view in flaw, ablation, and rifling damage

Main System
Power	DC5V
Display	3.5" TFT LCD Monitor
Resolution	640 x 480 pixels
Interface	Mini USB 1.1/ AV out
Battery	Rechargeable Li-ion Battery (3.7V 2200mAh)
Video out format	NTSC & PAL(640 x 480 Video to TV)
Recording medium	4G SD card (the capacity can be used up 32G)
Still image storage format	JPEG (640 x 480)
Video Recording format	AVI (640 x 480)
Language	Support 15 languages
Zoom	2 times digital Zoom in and Zoom out
Mirror	Reflecting Object Surface
Illuminant intensity	Adjustable
Photo/Video replay	Support
2 Photos comparison	Support
Certifications	CE / FCC
Tube Camera
Tube and Mirror	5.5mm cable with 90 degree side view camera
Resolution	720x525 (NTSC) / 720x625 (PAL) pixels
Available Length	6", 12", 18"
Depth of Field (DOF)	Diagonal field angle 58o
Field of View (FOV)	4mm~5mm / 1cm~1.6cm
Tube	Stainless steel
Light source	4 x white LED(front view)
Water/dust/oil resistant	IP67
Operation temperature	0oC ~ 60oC